Synthesis of hexane-3,4-diol from trans-3-hexene may be accomplished in two ways: (i) OsO4 hydroxylation & (ii) C6H5CO3H epoxidation followed by NaOH(aq) opening of the epoxide ring. Which of the following statements about the products from these reactions is correct? A. two different isomers are formed, but both are chiral
B. the two methods give the same product
C. (i) gives an achiral isomer, (ii) gives a chiral isomer
D. (i) gives a chiral isomer, (ii) gives an achiral isomer